Home / 175,512,876.15-263,269,314.23-84,813,612.15

Finding the Fourth Proportional to 175,512,876.15, 263,269,314.23 and 84,813,612.15

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Solution

The fourth proportional to 175,512,876.15, 263,269,314.23 and 84,813,612.15 is: 127,220,418.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,512,876.15 : 263,269,314.23 = 84,813,612.15 : x
  2. Step 2: Convert to fraction form
    175,512,876.15/263,269,314.23 = 84,813,612.15/x
  3. Step 3: Cross multiply
    175,512,876.15x = 263,269,314.23 × 84,813,612.15
  4. Step 4: Simplify right side
    175,512,876.15x = 22,328,821,507,675,628
  5. Step 5: Solve for x
    x = 22,328,821,507,675,628/175,512,876.15
  6. Step 6: Final answer
    x = 127,220,418.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.